News/Science (Page 22)

Science A Japanese moon explorer is up and running Monday after several tense days without the sunlight it needs to generate power. JAXA’s SLIM spacecraft shut down on Jan. 20 due to low batteriesThe Associated Press · Posted: Jan 29, 2024 8:37 AM EST | Last Updated: January 29 ThisContinue Reading

Science Artificial intelligence is assisting in climate adaptation and mitigation, but it has its own emissions problem. And it is one that will only grow as AI is used for more and more applications. But there are ways to reduce those emissions. Transitioning to renewable energy from fossil fuels willContinue Reading

Science Alberta’s oilsands operations produce far more potentially harmful air pollutants than officially recorded — putting the daily output on par with those from gridlocked megacities like Los Angeles, new research suggests. Data collected by air finds levels of harmful pollutants can be more than 60 times higher than estimatedContinue Reading

In the past week, extreme cold has hit many parts of Canada, including –40 C temperatures in Manitoba, Saskatchewan, and Alberta, where the record-breaking cold led to electricity shortages. B.C. experienced both record cold and unusually heavy snow, and much of the snow fell in parts of the province that aren’tContinue Reading

Science·Analysis Last year was a record-breaker for the global temperature but 2023 also saw new heat records set in our oceans. And as one climate scientist noted, ‘The oceans are the most important thing.’ Oceans absorb 90% of Earth’s excess heat. That will have long-term consequences Nicole Mortillaro · CBCContinue Reading

Our planet is changing. So is our journalism. This weekly newsletter is part of a CBC News initiative entitled “Our Changing Planet” to show and explain the effects of climate change. Keep up with the latest news on our Climate and Environment page. Sign up here to get this newsletter in yourContinue Reading

Science A new study examining nearly a half century of logging in Ontario and Quebec warns the practice has left forests in the provinces severely depleted — and put the majestic woodland caribou at risk. New study finds more than 14 million hectares cut in Ontario and Quebec since 1976Continue Reading

Science When you drink bottled water, you’re drinking lots and lots of nanoplasticsScientists tested bottled water from three different brands sold in the U.S. and found they contained up to 400,000 tiny plastic particles per litre. New study finds most of the plastic comes from bottle itself, filtrationThe Associated PressContinue Reading

Science After a year of record-breaking wildfires across Canada and the hottest temperature ever recorded on Earth, it likely comes as no surprise that 2023 was the hottest year on record. According to the European Union’s Copernicus Climate Change Service, 2023 was nearly 1.5 C warmer than the pre-industrial average.Continue Reading